From d67b2f75cd77984282e6e8d454c98e015619d125 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Mon, 6 Sep 2010 15:11:42 -0700
Subject: Replace the settings and herdstree parameters for the MetaDataXML
 constructor with a single herds parameter that can be either a path to a
 herds.xml, or a pre-parsed ElementTree.

---
 pym/_emerge/EbuildPhase.py  |  4 +++-
 pym/portage/xml/metadata.py | 21 +++++++++++++--------
 2 files changed, 16 insertions(+), 9 deletions(-)

diff --git a/pym/_emerge/EbuildPhase.py b/pym/_emerge/EbuildPhase.py
index 75dd123ff..117471335 100644
--- a/pym/_emerge/EbuildPhase.py
+++ b/pym/_emerge/EbuildPhase.py
@@ -39,8 +39,10 @@ class EbuildPhase(CompositeTask):
 			maint_str = ""
 			metadata_xml_path = os.path.join(os.path.dirname(self.settings['EBUILD']), "metadata.xml")
 			if os.path.isfile(metadata_xml_path):
+				herds_path = os.path.join(self.settings['PORTDIR'],
+					'metadata/herds.xml')
 				try:
-					metadata_xml = MetaDataXML(metadata_xml_path, self.settings)
+					metadata_xml = MetaDataXML(metadata_xml_path, herds_path)
 					maint_str = metadata_xml.format_maintainer_string()
 				except SyntaxError:
 					maint_str = "<invalid metadata.xml>"
diff --git a/pym/portage/xml/metadata.py b/pym/portage/xml/metadata.py
index ca523e4f1..0515c6929 100644
--- a/pym/portage/xml/metadata.py
+++ b/pym/portage/xml/metadata.py
@@ -159,28 +159,34 @@ class _Upstream(object):
 class MetaDataXML(object):
 	"""Access metadata.xml"""
 
-	def __init__(self, metadata_xml_path, settings=None, herdstree=None):
+	def __init__(self, metadata_xml_path, herds):
 		"""Parse a valid metadata.xml file.
 
 		@type metadata_xml_path: str
 		@param metadata_xml_path: path to a valid metadata.xml file
+		@type herds: str or ElementTree
+		@param herds: path to a herds.xml, or a pre-parsed ElementTree
 		@raise IOError: if C{metadata_xml_path} can not be read
 		"""
 
 		self.metadata_xml_path = metadata_xml_path
-		self.settings = settings
 		self._xml_tree = None
 
-		if self.settings is None:
-			self.settings = portage.settings
-
 		try:
 			self._xml_tree = etree.parse(metadata_xml_path)
 		except ImportError:
 			pass
 
+		if isinstance(herds, etree.ElementTree):
+			herds_etree = herds
+			herds_path = None
+		else:
+			herds_etree = None
+			herds_path = herds
+
 		# Used for caching
-		self._herdstree = herdstree
+		self._herdstree = herds_etree
+		self._herds_path = herds_path
 		self._descriptions = None
 		self._maintainers = None
 		self._herds = None
@@ -201,9 +207,8 @@ class MetaDataXML(object):
 		"""
 
 		if self._herdstree is None:
-			herds_path = os.path.join(self.settings['PORTDIR'], 'metadata/herds.xml')
 			try:
-				self._herdstree = etree.parse(herds_path)
+				self._herdstree = etree.parse(self._herds_path)
 			except (ImportError, IOError, SyntaxError):
 				return None
 
-- 
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